Harold Andrew Blackmun (November 12, 1908 – March 4, 1999) was an American lawyer and jurist who served as an associate justice of the Supreme Court of the United States from 1970 to 1994. Appointed by President Richard Nixon, Blackmun ultimately became one of the most liberal justices on the Court. He is best known as the author of the Court's opinion in Roe v. Wade.

Harry Andrew Blackmun
Supreme Court of the United States
Born 1908 in Nashville, IL
Died 1999 in Arlington, VA
FJC ID: 187
Career output and lasting influence
Opinions attributed per year · peak 29/year
Later decisions citing those opinions, per year · peak 18,937/year
Eighth Circuit Court of Appeals · 1959–1970Supreme Court of the United States · 1970–1999
Both charts share the same year axis. Opinion counts include only opinions in our corpus attributed to this judge so far — a year at zero can mean an attribution gap, not judicial silence. Influence typically outlasts the career: citations keep climbing after the last opinion.
- Gender
- Male
- Race
- White
Prior employment
- Mayo Organizations, Rochester, MinnesotaCounsel · 1950–1959
- Private practice, Minneapolis, Minnesota1934–1950
Law clerk , Hon. John B. Sanborn · 1932–1933
Appointments
1970–1999 · Appointed by Richard M. Nixon (Republican)Term ended: Death
1959–1970 · Appointed by Dwight D. Eisenhower (Republican)Term ended: Appointment to Another Judicial Position
Education
LL.B. · 1932- Harvard CollegeA.B. · 1929